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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <vcl/outdev.hxx>
#include <vcl/virdev.hxx>
#include <salgdi.hxx>
#include <impbmp.hxx>
#include <outdata.hxx>
extern const sal_uLong nVCLRLut[ 6 ];
extern const sal_uLong nVCLGLut[ 6 ];
extern const sal_uLong nVCLBLut[ 6 ];
extern const sal_uLong nVCLDitherLut[ 256 ];
extern const sal_uLong nVCLLut[ 256 ];
void OutputDevice::DrawMask( const Point& rDestPt,
const Bitmap& rBitmap, const Color& rMaskColor )
{
const Size aSizePix( rBitmap.GetSizePixel() );
DrawMask( rDestPt, PixelToLogic( aSizePix ), Point(), aSizePix, rBitmap, rMaskColor, META_MASK_ACTION );
}
void OutputDevice::DrawMask( const Point& rDestPt, const Size& rDestSize,
const Bitmap& rBitmap, const Color& rMaskColor )
{
DrawMask( rDestPt, rDestSize, Point(), rBitmap.GetSizePixel(), rBitmap, rMaskColor, META_MASKSCALE_ACTION );
}
void OutputDevice::DrawMask( const Point& rDestPt, const Size& rDestSize,
const Point& rSrcPtPixel, const Size& rSrcSizePixel,
const Bitmap& rBitmap, const Color& rMaskColor,
const sal_uLong nAction )
{
if( ImplIsRecordLayout() )
return;
if( ROP_INVERT == meRasterOp )
{
DrawRect( Rectangle( rDestPt, rDestSize ) );
return;
}
if ( mpMetaFile )
{
switch( nAction )
{
case( META_MASK_ACTION ):
mpMetaFile->AddAction( new MetaMaskAction( rDestPt,
rBitmap, rMaskColor ) );
break;
case( META_MASKSCALE_ACTION ):
mpMetaFile->AddAction( new MetaMaskScaleAction( rDestPt,
rDestSize, rBitmap, rMaskColor ) );
break;
case( META_MASKSCALEPART_ACTION ):
mpMetaFile->AddAction( new MetaMaskScalePartAction( rDestPt, rDestSize,
rSrcPtPixel, rSrcSizePixel, rBitmap, rMaskColor ) );
break;
}
}
if ( !IsDeviceOutputNecessary() )
return;
if ( !mpGraphics )
if ( !AcquireGraphics() )
return;
if ( mbInitClipRegion )
InitClipRegion();
if ( mbOutputClipped )
return;
ApplyMask( rBitmap, rMaskColor, rDestPt, rDestSize, rSrcPtPixel, rSrcSizePixel );
}
void OutputDevice::ApplyMask( const Bitmap& rMask, const Color& rMaskColor,
const Point& rDestPt, const Size& rDestSize,
const Point& rSrcPtPixel, const Size& rSrcSizePixel )
{
const ImpBitmap* pImpBmp = rMask.ImplGetImpBitmap();
if ( pImpBmp )
{
SalTwoRect aPosAry;
aPosAry.mnSrcX = rSrcPtPixel.X();
aPosAry.mnSrcY = rSrcPtPixel.Y();
aPosAry.mnSrcWidth = rSrcSizePixel.Width();
aPosAry.mnSrcHeight = rSrcSizePixel.Height();
aPosAry.mnDestX = ImplLogicXToDevicePixel( rDestPt.X() );
aPosAry.mnDestY = ImplLogicYToDevicePixel( rDestPt.Y() );
aPosAry.mnDestWidth = ImplLogicWidthToDevicePixel( rDestSize.Width() );
aPosAry.mnDestHeight = ImplLogicHeightToDevicePixel( rDestSize.Height() );
// we don't want to mirror via cooridates
const sal_uLong nMirrFlags = AdjustTwoRect( aPosAry, pImpBmp->ImplGetSize() );
// check if output is necessary
if( aPosAry.mnSrcWidth && aPosAry.mnSrcHeight && aPosAry.mnDestWidth && aPosAry.mnDestHeight )
{
if( nMirrFlags )
{
Bitmap aTmp( rMask );
aTmp.Mirror( nMirrFlags );
mpGraphics->DrawMask( aPosAry, *aTmp.ImplGetImpBitmap()->ImplGetSalBitmap(),
ImplColorToSal( rMaskColor ) , this);
}
else
mpGraphics->DrawMask( aPosAry, *pImpBmp->ImplGetSalBitmap(),
ImplColorToSal( rMaskColor ), this );
}
}
// TODO: Use mask here
if( mpAlphaVDev )
{
const Bitmap& rAlphaMask( rMask.CreateMask( rMaskColor ) );
// #i25167# Restrict mask painting to _opaque_ areas
// of the mask, otherwise we spoil areas where no
// bitmap content was ever visible. Interestingly
// enough, this can be achieved by taking the mask as
// the transparency mask of itself
mpAlphaVDev->DrawBitmapEx( rDestPt,
rDestSize,
rSrcPtPixel,
rSrcSizePixel,
BitmapEx( rAlphaMask, rMask ) );
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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